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Issue:
The immune straits of tumor infiltrating lymphocytes in antitumor
Author(s):
FU Zhixuan
,
CHEN Xiaogeng
,
LIU Zhenhua
Pages:
183
-
186
Year:
2004
Issue:
3
Journal:
FOREIGN MEDICAL SCIENCES(ONCOLOGY SECTION)
Keyword:
淋巴细胞
;
肿瘤浸润
;
过继
;
免疫疗法
;
Abstract:
体外肿瘤浸润淋巴细胞(TIL)具有一定的抗瘤活性,过继免疫治疗却未表现出理想效果,研究显示恶性肿瘤患者免疫系统处于系统性缺陷或耐受状态.在诱发阶段树突状细胞(DC)诱导TIL发生免疫偏倚,有的则因DC严重不足或状态不佳使TIL几无功能.肿瘤细胞的生理变化及肿瘤局部微环境也使TIL的杀伤活性受到严重抑制,甚至被反杀伤.体内TIL自身变化同样造成抗瘤免疫力低下.因此TIL的抗瘤免疫受到多方面困扰.
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